Library of Congress. Copyright Office. (1910). Rules and regulations for registration of claims to copyright. GPO.
Chicago Style (17th ed.) CitationLibrary of Congress. Copyright Office. Rules and Regulations for Registration of Claims to Copyright. [Washington]: GPO, 1910.
MLA (9th ed.) CitationLibrary of Congress. Copyright Office. Rules and Regulations for Registration of Claims to Copyright. GPO, 1910.
Warning: These citations may not always be 100% accurate.